/******************************************************************************
 * Spine Runtimes License Agreement
 * Last updated January 1, 2020. Replaces all prior versions.
 *
 * Copyright (c) 2013-2020, Esoteric Software LLC
 *
 * Integration of the Spine Runtimes into software or otherwise creating
 * derivative works of the Spine Runtimes is permitted under the terms and
 * conditions of Section 2 of the Spine Editor License Agreement:
 * http://esotericsoftware.com/spine-editor-license
 *
 * Otherwise, it is permitted to integrate the Spine Runtimes into software
 * or otherwise create derivative works of the Spine Runtimes (collectively,
 * "Products"), provided that each user of the Products must obtain their own
 * Spine Editor license and redistribution of the Products in any form must
 * include this license and copyright notice.
 *
 * THE SPINE RUNTIMES ARE PROVIDED BY ESOTERIC SOFTWARE LLC "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL ESOTERIC SOFTWARE LLC BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES,
 * BUSINESS INTERRUPTION, OR LOSS OF USE, DATA, OR PROFITS) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THE SPINE RUNTIMES, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *****************************************************************************/

package com.esotericsoftware.spine.utils;

public class SpineUtils {
    static public final float PI = 3.1415927f;
    static public final float PI2 = PI * 2;
    static public final float radiansToDegrees = 180f / PI;
    static public final float radDeg = radiansToDegrees;
    static public final float degreesToRadians = PI / 180;
    static public final float degRad = degreesToRadians;

    public static float cosDeg(float angle) {
        return (float) Math.cos(angle * degRad);
    }

    public static float sinDeg(float angle) {
        return (float) Math.sin(angle * degRad);
    }

    public static float cos(float angle) {
        return (float) Math.cos(angle);
    }

    public static float sin(float angle) {
        return (float) Math.sin(angle);
    }

    public static float atan2(float y, float x) {
        return (float) Math.atan2(y, x);
    }

    static public void ArrayListcopy(Object src, int srcPos, Object dest, int destPos, int length) {
        if (src == null) {
            throw new IllegalArgumentException("src cannot be null.");
        }
        if (dest == null) {
            throw new IllegalArgumentException("dest cannot be null.");
        }
        try {
            System.arraycopy(src, srcPos, dest, destPos, length);
        } catch (ArrayIndexOutOfBoundsException ex) {
            throw new ArrayIndexOutOfBoundsException( //
                    "Src: " + java.lang.reflect.Array.getLength(src) + ", " + srcPos //
                            + ", dest: " + java.lang.reflect.Array.getLength(dest) + ", " + destPos //
                            + ", count: " + length);
        }
    }
}
